Arduino Mega2560 With ESP Wifi (CH340)
Highlights:
It is a customized version of the classic ARDUINO MEGA R3 board. Full integration of Atmel ATmega2560 microcontroller and ESP8266 Wi-Fi IC, with 32 Mb (megabits) of flash memory, and CH340G USB-TTL converter on a single board! All components can be set up to work together or independently.
Arduino Nano CH340 – Compatible
Highlights:
1. Operating Voltage (logic level): 5V
2. 8 analog inputs ports: A0 ~ A7
3. 14 Digital input / output ports: TX, RX, D2 ~ D13
4. 1 pair of TTL level serial transceiver ports RX / TX
5. Using Atmel Atmega328P-AU MCU
6. Standard 0.1” spacing DIP (breadboard friendly).
Arduino Pro Mini 3.3V / 8M – Compatible
Highlights:
1. Microcontroller: ATmega328
2. Circuit Operating Voltage: 3.3V
3. Clock frequency: 8MHz.
4. Digital I/O Pins: 14
5. 8 analog input port: A0 ~ A7.
6. A pair of TTL level serial port transceiver : RX / TX.
7. 6 PWM port: D3, D5, D6, D9, D10, D11.
8. Support serial download.